Chiral smectic liquid crystal composition

Details Chiral smectic liquid crystal composition Chiral smectic liquid crystal composition

1989-03-03

1991-06-25

Maples, John S.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

25229901, C09K 1934, C09K 1900

Patent

active

050265067

ABSTRACT:
A chiral smectic liquid crystal composition comprising one or more liquid crystalline compound exhibiting a smectic C phase and at least one compound of the formula (A): ##STR1## wherein R.sub.1 and R.sub.2 are same or different and are each a straight-chain or branched-chain alkyl group having 1 to 12 carbon atoms, and each C marked with * is an optically active carbon atoms, and a liquid crystal display device containing it.

REFERENCES:
patent: 4818431 (1989-04-01), Eidenschink et al.
patent: 4909957 (1990-03-01), Sakaguchi et al.

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